/*
 * sort a multi demensional array on a column
 * @author Jeroen Fiege
 * @source: http://shiflett.org/blog/2011/jun/sorting-multi-dimensional-arrays-in-php
 *
 * @param array $array array with hash array
 * @param mixed $column key that you want to sort on
 * @param enum $order asc or desc


 */

function array_qsort2 (&$array, $column=0, $order="ASC") {

    $oper = ($order == "ASC")?">":"<";

    if(!is_array($array)) return;

    usort($array, create_function('$a,$b',"return (\$a['$column'] $oper \$b['$column']);"));

    reset($array);

}